Description (CNA)
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Integer underflow leading to heap-buffer overflow may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / xorg-x11-server | affected before xorg-x11-server 1.20.9 |
CWE
CWE-191
References
- https://lists.x.org/archives/xorg-announce/2020-August/003058.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1869142
- https://usn.ubuntu.com/4488-2/
- https://security.gentoo.org/glsa/202012-01
- https://www.zerodayinitiative.com/advisories/ZDI-20-1418/
ADP enrichment
No English description supplied.